Enstrom F28F N288
11 July 1989 · Oakland, California, United States · No injuries
Summary
On 11 July 1989 at about 20:25 local time, a Enstrom F28F registered N288 was involved in an accident near Oakland, California, United States. 2 people were on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 20:25
- Classification
- Accident
- Location
- Oakland, California, United States
- Nearest airport
- Oakland Int'l (OAK)
- Coordinates
- 37.7492, -122.1302
- Aircraft
- Enstrom F28F
- Registration
- N288
- Category
- Helicopter
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Public Use
- Phase of flight
- Not recorded
- Route
- Oakland → Unknown
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- LAX89FA238
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 0 | 2 |
Probable cause
FAILURE OF THE PILOT TO PROPERLY MAINTAIN ROTOR RPM THROUGHOUT THE AUTOROTATION.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE CERTIFICATED PRIVATE PILOT ELECTED TO CONDUCT A PRACTICE AUTOROTATION WITH TURN AND RECOVER WITH POWER. THE PILOT WAS FLYING WITH A PASSENGER. THE PILOT ALLOWED THE ROTOR RPM TO BLEED OFF AND WAS UNABLE TO RECOVER THE RPM BEFORE TOUCHDOWN. THE HELICOPTER LANDED HARD COLLAPSING THE SKID TYPE LANDING GEAR SYSTEM. THE MAIN ROTOR THEN CONTACTED THE TAILBOOM. THE HELICOPTER SLID ABOUT 100 FEET AFTER TOUCHDOWN AND ROTATED 90 DEGREES TO THE LEFT.
Quoted verbatim from the NTSB record.
Other Enstrom F28F accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 27 Apr 1990 | Enstrom F28F | Corona, California, United States | Hiser Helicopters, Inc. | No injuries | - |
| 6 Sep 1990 | Enstrom F28F | Beatty, Nevada, United States | Walker Evans Enterprises | No injuries | - |
| 12 Dec 1988 | Enstrom F28F | Bradford, New Hampshire, United States | - | Serious injuries | - |
| 24 Apr 1993 | Enstrom F28F | Middle River, Minnesota, United States | Chaplinski, Charles A. | No injuries | - |
| 26 Oct 1983 | Enstrom F28F | Chino, California, United States | - | No injuries | - |
| 15 Nov 1983 | Enstrom F28F | Hillsboro, Oregon, United States | - | Minor injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 15 Sep 1989 | Piper PA-31-350 | Ontario, California, United States | Ameriflight | Fatal | 1 |
| 26 Sep 1989 | Piper PA-25-235 | Warner Springs, California, United States | - | No injuries | - |
| 19 Sep 1989 | Cessna 310K | Ojai, California, United States | - | Fatal | 2 |
| 30 Sep 1989 | Cessna 182 | Eureka, California, United States | Nothern Air | No injuries | - |
| 30 Sep 1989 | Cessna 152 | Lancaster, California, United States | West Coast Air Center | Fatal | 2 |
| 29 Sep 1989 | Bellanca 17-30A | Palo Alto, California, United States | Klouda, Linda K. | Minor injuries | - |